The null hypothesis is a statement that is presumed to be true until evidence is presented to suggest otherwise. In statistics, the null hypothesis is typically contrasted with the alternative hypothesis, which is the statement that is posited if the null hypothesis is found to be false. The null hypothesis is usually tested against the alternative hypothesis in order to determine which is more likely to be correct.
Definition of Open Source Open Source: Open source refers to software for which the original source code is made freely available and may be redistributed and modified.
Definition of Query Optimization Query Optimization: Query optimization is a technique used by database administrators to improve the performance of database queries. It involves analyzing the structure of the query and the data in the database, and then choosing an execution plan that will produce the results as quickly as possible.
Definition of Mean Absolute Error Mean Absolute Error (MAE) is a measure of the accuracy of predictions made by a model. It is computed by taking the average of the absolute differences between the predicted values and the actual values for each observation. How is Mean Absolute Error used? Mean Absolute Error (MAE) is a…
Definition of Multivariate Multivariate: Multivariate refers to a dataset or analysis that considers more than one variable at a time. For example, in a multivariate analysis, you might examine the relationship between height and weight in order to understand how they are related. How is Multivariate used? Multivariate analysis is a collection of techniques used…
Absolute Error is the difference between the predicted value and the actual value.
Definition of Data Mining Data Mining: Data mining is the process of extracting valuable information from large data sets. This information can be used to make decisions about business operations, product development, and other strategic initiatives. Data mining involves using sophisticated algorithms to identify patterns and trends in data. What is Data Mining used for?…